New Wolf Tooth Aero Direct Mount Chainrings for Shimano Dura-Ace R9200 Cranks are optimized for all-terrain racing and the pursuit of speed. These are compatible only with R9200 cranks. They are available in larger 46, 48, and 50T sizes to complement modern wide-range 1x setups and provide similar gearing range to standard 2x drivetrains. This new chainring expands the range of dedicated Wolf Tooth aero chainrings for gravel and road racing.
Wolf Tooth aero chainrings are strong, lightweight, and profiled to mate perfectly with the crankset for a clean, integrated look. They feature our patented Drop-Stop® ST tooth profile optimized for the Shimano 12-speed Hyperglide+ chain for ultimate performance, chain retention, efficiency, and durability.

Available in sizes 46, 48, and 50T
Compatible with Shimano R9200 cranks (FC-R9200 and FC-R9200-P)
NOT compatible with Ultegra R8100, 105 R7100, or any other Shimano cranks
Patented Drop-Stop wide/narrow tooth profile provides ultimate chain retention, efficiency, and durability
Drop-Stop ST tooth profile is optimized for Shimano 12-speed Hyperglide+ chains
Designed for 1x drivetrains only; not compatible with 2x drivetrains
Four rear-loading mounting bolts are included
Machined at Wolf Tooth in Minnesota, USA


DROP-STOP TECHNOLOGY
Wolf Tooth’s patented Drop-Stop® wide/narrow tooth profile delivers ultimate chain retention and mud shedding ability.